程序包 org.apache.flink.ml.feature.vectorindexer

类 VectorIndexerModelData

java.lang.Object

org.apache.flink.ml.feature.vectorindexer.VectorIndexerModelData

public class VectorIndexerModelData
extends Object

Model data of VectorIndexerModel.

This class also provides methods to convert model data from Table to DataStream, and classes to save/load model data.

嵌套类概要

嵌套类

修饰符和类型	类	说明
static class	VectorIndexerModelData.ModelDataDecoder	Data decoder for VectorIndexerModel.
static class	VectorIndexerModelData.ModelDataEncoder	Data encoder for VectorIndexerModel.

字段概要

字段

修饰符和类型	字段	说明
Map<Integer,Map<Double,Integer>>	categoryMaps	Index of feature values.
static org.apache.flink.api.common.typeinfo.TypeInformation<VectorIndexerModelData>	TYPE_INFO

构造器概要

构造器

构造器	说明
VectorIndexerModelData()
VectorIndexerModelData(Map<Integer,Map<Double,Integer>> categoryMaps)

方法概要

修饰符和类型	方法	说明
static org.apache.flink.streaming.api.datastream.DataStream<VectorIndexerModelData>	getModelDataStream(org.apache.flink.table.api.Table modelData)	Converts the table model to a data stream.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

字段详细资料

TYPE_INFO

public static final org.apache.flink.api.common.typeinfo.TypeInformation<VectorIndexerModelData> TYPE_INFO

categoryMaps

public Map<Integer,Map<Double,Integer>> categoryMaps

Index of feature values. Keys are column indices. Values are mapping from original continuous features values to 0-based categorical indices. If a feature is not in this map, it is treated as a continuous feature.

构造器详细资料

VectorIndexerModelData

public VectorIndexerModelData(Map<Integer,Map<Double,Integer>> categoryMaps)

VectorIndexerModelData

public VectorIndexerModelData()

方法详细资料

getModelDataStream

public static org.apache.flink.streaming.api.datastream.DataStream<VectorIndexerModelData> getModelDataStream(org.apache.flink.table.api.Table modelData)

Converts the table model to a data stream.

参数:

modelData - The table model data.

返回:

The data stream model data.